Solving Quadratic Equations

When using factoring to solve a quadratic equation, what must be true?

• The equation must be set equal to 1.

• The equation must be set equal to 10.

• The equation must be set equal to 0.

• It is not necessary to set the equation equal to anything.

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to find the solutions for

y = x² - 5x + 12

• No Real Solution

• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

Which of the following equations matches standard form of a quadratic?

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

Which equation correctly shows the quadratic formula being used for the equation 3x² -2 = 6x ?

Tags

CCSS.HSA-REI.B.4B

The solutionset to g(x) =0 is {-9,9}. Which quadratic function could represent g?

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

• 3

• 2

• -2

• 0

The highest or lowest point of the quadratic function is called the

• vertex

• y-intercept

• zero

solve:  
4x²+16x+15=0

• -5/2,-3/2

• (2x+5)(2x+3)

• -10,-6

• 5/2, 3/2

Tags

CCSS.HSA-REI.B.4B

Solve      3x² - 192 = 0

• -32 or 32

• No Solution

• -8 or 8

• -64 or 64

Tags

CCSS.8.EE.A.2